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class ROOT::Minuit2::MnHesse


API class for calculating the numerical covariance matrix
(== 2x Inverse Hessian == 2x Inverse 2nd derivative); can be used by the
user or Minuit itself

Function Members (Methods)

public:

	~MnHesse()
ROOT::Minuit2::MnHesse	MnHesse()
ROOT::Minuit2::MnHesse	MnHesse(unsigned int stra)
ROOT::Minuit2::MnHesse	MnHesse(const ROOT::Minuit2::MnStrategy& stra)
ROOT::Minuit2::MnHesse	MnHesse(const ROOT::Minuit2::MnHesse&)
unsigned int	Ncycles() const
ROOT::Minuit2::MnUserParameterState	operator()(const ROOT::Minuit2::FCNBase&, const ROOT::Minuit2::MnUserParameters&, unsigned int maxcalls = 0) const
ROOT::Minuit2::MnUserParameterState	operator()(const ROOT::Minuit2::FCNBase&, const ROOT::Minuit2::MnUserParameterState&, unsigned int maxcalls = 0) const
ROOT::Minuit2::MnUserParameterState	operator()(const ROOT::Minuit2::FCNBase&, const vector<double>&, const vector<double>&, unsigned int maxcalls = 0) const
ROOT::Minuit2::MnUserParameterState	operator()(const ROOT::Minuit2::FCNBase&, const vector<double>&, const ROOT::Minuit2::MnUserCovariance&, unsigned int maxcalls = 0) const
ROOT::Minuit2::MnUserParameterState	operator()(const ROOT::Minuit2::FCNBase&, const ROOT::Minuit2::MnUserParameters&, const ROOT::Minuit2::MnUserCovariance&, unsigned int maxcalls = 0) const
ROOT::Minuit2::MinimumState	operator()(const ROOT::Minuit2::MnFcn&, const ROOT::Minuit2::MinimumState&, const ROOT::Minuit2::MnUserTransformation&, unsigned int maxcalls = 0) const
ROOT::Minuit2::MnUserParameterState	operator()(const ROOT::Minuit2::FCNBase&, const vector<double>&, unsigned int nrow, const vector<double>&, unsigned int maxcalls = 0) const
ROOT::Minuit2::MnHesse&	operator=(const ROOT::Minuit2::MnHesse&)
double	TolerG2() const
double	Tolerstp() const

Data Members

private:

ROOT::Minuit2::MnStrategy	fStrategy

Class Charts

Inheritance Inherited Members Includes Libraries

Class Charts

Function documentation

 default constructor with default strategy

{}

MnHesse(unsigned int stra)

 constructor with user-defined strategy level

{}

MnHesse(const MnStrategy& stra)

 conctructor with specific strategy

{}

{}

MnUserParameterState operator()(const FCNBase&, const std::vector<double>&, const std::vector<double>&, unsigned int maxcalls=0)

 low-level API

 FCN + parameters + errors

MnUserParameterState operator()(const ROOT::Minuit2::FCNBase& , const vector<double>& , unsigned int nrow, const vector<double>& , unsigned int maxcalls = 0) const

 FCN + parameters + MnUserCovariance

MnUserParameterState operator()(const FCNBase&, const std::vector<double>&, const MnUserCovariance&, unsigned int maxcalls=0)

 high-level API

 FCN + MnUserParameters

MnUserParameterState operator()(const FCNBase&, const MnUserParameters&, unsigned int maxcalls=0)

 FCN + MnUserParameters + MnUserCovariance

MnUserParameterState operator()(const FCNBase&, const MnUserParameters&, const MnUserCovariance&, unsigned int maxcalls=0)

 FCN + MnUserParameterState

MnUserParameterState operator()(const FCNBase&, const MnUserParameterState&, unsigned int maxcalls=0)

 internal interface

MinimumState operator()(const MnFcn&, const MinimumState&, const MnUserTransformation&, unsigned int maxcalls=0)

unsigned int Ncycles()

 forward interface of MnStrategy

{return fStrategy.HessianNCycles();}

double Tolerstp()

{return fStrategy.HessianStepTolerance();}

double TolerG2()

{return fStrategy.HessianG2Tolerance();}

Last update: root/minuit2:$Id: MnHesse.h 21530 2007-12-20 11:14:35Z moneta $
Copyright (c) 2005 LCG ROOT Math team, CERN/PH-SFT *

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